The maximum value of Elastic strain is observed as 0.0001832 mm/mm. MATERIAL-HONEY COMB FAN BLADE Materials – Honey Comb Fan blade Young's modulus = 70000mpa Fig. shows result Equivalent stress (Von-mises) in the fan blade. It is observed more stress is formed near to the root of the blade. The maximum stress value is …
With the increasing use of composite materials in aircraft structures and the extension of their service life, the selection of repair patch shapes for composite material damage repair has become a significant engineering concern. The ultimate strength of the repaired structure is among the main evaluation criteria for selecting optimal patch …
This research employs the Taguchi method and analysis of variance (ANOVA) to investigate, analyze, and optimize the impact strength of tough polylactic acid (PLA) material produced through fused deposition modeling (FDM). This study explores the effect of key parameters—specifically, infill density, raster angle, layer height, …
This paper provides a good practical demonstration of multi-objective fine optimization on the blade shape of a low-pressure axial flow fan. As a core component …
Then, Christian Rye Thomsen used a model based on homogenization theory and a gradientbased topological optimization problem to design periodic cellular materials with maximum strength under ...
A small axial flow fan which is used for cleaning the dust was selected. As shown in Fig. 1, the fan has rear guide vanes (11 vanes) and a 9-blade impeller.The duct radius is 117 mm. The blade ...
The remainder of the paper is organized as follows. Section 2 develops the major theories of the level-set method for shape and fiber path optimization as well as the strength-based sensitivity analysis for shape evolution. Section 3 summarizes the techniques for enhancing the accuracy of results, including the combination of fixed and …
Material Strength. Strength is a measure of the stress a material can withstand. Two different measurements are used to define the strength of a material: The ultimate strength, which is the maximum stress the material can withstand before fracturing.; The yield strength, which is the stress at which the material begins to …
The alloy ingots with a nominal composition of Fe 2 NiCr 0.5 Cu 0.2 Al 0.3 Ti 0.1 (at%) and 90 ppm (by weight) boron-doped versions (samples referred to as CR-T-A and CR-T-A-90B) were fabricated by arc-melting a mixture of metals with purity higher than 99.95 wt% for the CR-T-A and a high-purity FeB lump for the CR-T-A-90B under an …
In this paper take the wind turbine blade as an example, to expound Six Sigma theories which apply to optimize fan blade structure. Based on the Six Sigma optimal design, the assembling dimension tolerance accumulative analysis is carried out, so that the blade design can improve the quality of blade design and the success rate of the …
By using gradient descent method to control the percentage of imported mass flow rate, the P-Q performance curve of the fan is obtained, which optimizes its aerodynamic performance, improves efficiency, and extends its service life.
A series airfoil was obtained through optimization design which aimed to promote lift–drag ratio, and the new airfoil series was used to construct a blade. The …
The optimization problem solution provided optimal distribution of the impeller blade mass for axial mine fans. It is validated to be possible to decrease the the …
Most discoveries in materials science have been made empirically, typically through one-variable-at-a-time (Edisonian) experimentation. The characteristics of materials-based systems are, …
The properties of the composite material are superior to the properties of the individual materials from which it is constructed. An advanced composite material is made of a fibrous material embedded in a resin matrix, generally laminated with fibbers oriented in alternating directions to give the material strength and stiffness.
The present study fine tunes the processing route of a eutectoid steel to shape an optimum strength–toughness combination through appropriate microstructural design. A fully lamellar coarse pearlite microstructure leads to poor strength and toughness. Hot deformation prior to the isothermal treatment breaks down the lamellar …
There are many types of composite materials, which can be categorized based on the nature of the constituent phases. The most widely used are fiber-reinforced FRPs, which consist of strong load-bearing fibers embedded within a polymer resin matrix [39].The fibers typically provide strength and stiffness, while the matrix transfers …
It was reported that gradient structure or laminate material produces an intrinsic synergetic strengthening effect, with the strength higher than the sum of the strength of separate layers, as calculated using the rule-of-mixtures [[35], [36], [37]]. The mechanism for this strengthening is believed to be related to the stress gradient and the ...
This paper presents a new strategy to distribute two different materials for multi-material topology optimization. Extended from the bi-directional evolutionary structural optimization (BESO) method for a single material, the multi-material bidirectional evolutionary structural optimization (MBESO) method has been …
This article explores the intricacies of optimizing material selection, encompassing its process and pivotal factors. ... Assess strength, durability, and visual appearance, comparing results across materials. Cost Analysis Assess total cost of ownership, including acquisition, processing, installation, and maintenance costs. Utilize …
Part cooling fans are used in FDM 3D printers to control the deposition quality and warping issues. However, the fan ducts used for the purpose are often non-optimized, and therefore, the ...
Whereas this hybrid approach gives good results for similar analysis. Therefore, this study aimed to optimize the process parameters using hybrid RSM-GA approach. ... The samples are fabricated in these considered conditions for observing and optimizing the effects on flexural strength of parts. 2. Material and methodology. In …
Structural Analysis and Optimization of a Composite Fan Blade for Future Aircraft Engine ... The material of the baseline solid blades is a titanium alloy, Ti-6Al-4V, with elastic modulus, ... E = 1.60E+7 psi, Poisson's ratio, ν = 0.3, shear modulus G = 6.15E+6 psi, mass density, ρ = 0.16 lb/in.3, and yield strength = 1.5E+5 psi. The fan ...
This article will describe system effect, its causes, and its impact on fan performance. Additionally, it will discuss strategies for minimizing, eliminating, or avoiding system …
Axial fans, as the name implies, move an airstream along the axis of the fan. The air is pressurized by the aerodynamic lift generated by the fan blades, much like a propeller and an airplane wing. Although they can sometimes be used interchange-ably with centrifugal fans, axial fans are commonly used in "clean air," low-pressure, high-volume
Utilization of lightweight yet robust materials with excellent aerodynamic properties can reduce energy consumption and enhance the overall efficiency of these fans. Composite materials, such as carbon fiber or fiberglass, offer promising advantages in improving fan performance. 4. Enhancing Inlet and Outlet Configurations in …
Find the Q-Fan Control button under the CPU or CHA fans as demonstrated below. Optimize All Fans. The 'Optimize All' feature is an automatic method to configure the minimum duty cycle (expressed in percentage). It triggers 'Q-Fan Tuning' by detecting the best lowest speed for each fan connected to your ASUS motherboard.
To optimize the strength-to-weight ratio of a material based on material properties, choose a substance with high tensile strength and low density.
Utilizing this optimization process, both the aero-only and aero-mechanical optimizations are carried out. The results show that the attenuation of the 3D shock wave strength between the middle and shroud span improves the overall aero performance of the fan blade in both the aero-only optimal design and the aero-mechanical optimal design.
The tensile strength of the slurry curing material is intended to support the strength of grout repair plus solids 18. However, as tensile strength increases, slurry fluidity often decreases 19 .
Aluminum A356 has been selected as the material for structural analysis, aligning with the material choice made by the manufacturer for producing their fan blades. ... Effectively optimizing the fan's performance necessitates a thorough examination of the combined effects and interactions among these parameters. Analyzing the relationships ...
Recent years have seen the rise of sophisticated materials in design and manufacture. They are crucial in many industries because of their strength, flexibility, and durability. While effective, conventional techniques of describing these qualities may be time-consuming and may not fully use the considerable quantity of data available. …
Strength and stiffness theory are applied to the reinforcement layer. • The design of the Type-IV COPVs is safer and more reliable. • The NSGA2_PERATO_TOPSIS algorithm is applied to optimize material parameters. • The cost of the reinforcement layer is reduced while ensuring safety.